I travel a lot or live overseas where the line or mains voltage is 220 v...

Use our model #18780. It’s a switching-type AC-to-DC power adapter that provides more power with less weight than a transformer-style power adapter. An additional advantage is it uses AC input...

I travel a lot or live overseas where the line or mains voltage is 220 v...

Use our model #18780. It’s a switching-type AC-to-DC power adapter that provides more power with less weight than a transformer-style power adapter. An additional advantage is it uses AC input...

Can the SkyProdigy mount be used with other telescope optical tube assem...

Yes it can! However, you should be aware of the following points.First, the SkyProdigy mount is designed to be used with tubes with Vixen-style 1.75 in dovetail bars on the...

Can the SkyProdigy mount be used with other telescope optical tube assem...

Yes it can! However, you should be aware of the following points.First, the SkyProdigy mount is designed to be used with tubes with Vixen-style 1.75 in dovetail bars on the...

How do I set RA limits for my Mount?

RA limits restrict the slewing and tracking movements of your mount to the east and west to prevent it from running into itself, the tube running into the mount or...

How do I set RA limits for my Mount?

RA limits restrict the slewing and tracking movements of your mount to the east and west to prevent it from running into itself, the tube running into the mount or...

I want to use my binoviewer with a Celestron scope. How much back focus ...

Binoviewers have a string of prisms inside that bend entering light through a path of several inches as the light is split and then brought to a pair of eyepieces....

I want to use my binoviewer with a Celestron scope. How much back focus ...

Binoviewers have a string of prisms inside that bend entering light through a path of several inches as the light is split and then brought to a pair of eyepieces....

Why is the autoguiding port diagram in my telescope's manual different t...

The differences are not really important.Here is the diagram for the NexGuide pinout requirements:Here is the diagram for the autoguiding port on Celestron mounts (the mounts meet the so-called ST-...

Why is the autoguiding port diagram in my telescope's manual different t...

The differences are not really important.Here is the diagram for the NexGuide pinout requirements:Here is the diagram for the autoguiding port on Celestron mounts (the mounts meet the so-called ST-...

Can I use the NexGuide with a mount that only tracks in RA?

Yes, you can.Most mounts will have very little tracking error in Dec if properly polar-aligned. NexGuide has settings for Dec aggressiveness and backlash. Set these to zero to effectively turn...

Can I use the NexGuide with a mount that only tracks in RA?

Yes, you can.Most mounts will have very little tracking error in Dec if properly polar-aligned. NexGuide has settings for Dec aggressiveness and backlash. Set these to zero to effectively turn...